package com.fr.general.sql.converter;import com.fr.general.jsqlparser.expression.Expression;import com.fr.general.jsqlparser.expression.LongValue;import com.fr.general.jsqlparser.expression.operators.relational.EqualsTo;class NotEqual extends EqualsTo {	private final static Expression LEFT_EXPRESSION = new LongValue("1");	private final static Expression RIGHT_EXPRESSION = new LongValue("2");	private static NotEqual singleton = new NotEqual();	private NotEqual() {	}	/**	 *	 * @return	 */	public Expression getLeftExpression() {		return LEFT_EXPRESSION;	}	public Expression getRightExpression() {		return RIGHT_EXPRESSION;	}	public boolean isNot() {		return false;	}	public static NotEqual getInstance() {		return singleton;	}}